PART 4173 HOT RODS STROKER CRANKSHAFT
 
Product Overview
The Hot Rods Stroker Crankshaft enhances the performance of YFZ 450 models (04-09, 12-13) by increasing displacement and delivering significant power gains without needing a new piston.
 
Features
Heavy-Duty Design: Specifically engineered for high performance and durability.
Increased Stroke:
04-05 Models: +4.4mm stroke for a displacement of 470cc.
06-08 Models: +3mm stroke achieving a displacement of 471cc.
Compatibility: Uses stock piston for ease of installation.
Connecting Rod Clearance: Features a side clearance of 0.2-0.55mm for precise fitting.
Engine Type: Designed for 4-cycle engines, ensuring optimal performance.
Exclusion Note: Not compatible with fuel-injected R or X models.